Not saying it should deter you, but there are a LOT of sites that already do this. The first that I know of was either "shouldexist.org"[1] or "The Halfbakery"

Not saying it should deter you, but there are a LOT of sites that already do this. The first that I know of was either "shouldexist.org"[1] or "The Halfbakery"[2], but there are more. [1] - http://shouldexist.org/ http://shouldexist.org/ [2] = http://halfbakery.com http://halfbakery.com http://Thinkcycle.org http://Thinkcycle.org http://ideaexplore.net/ http://ideaexplore.net/ http://www.whynot.net/ http://www.whynot.net/ http://www.globalideasbank.org/site/home/ http://www.globalideasbank.org/site/home/ http://www.ideas4all.com/ http://www.ideas4all.com/ http://www.springwise.com/ideas/ http://www.springwise.com/ideas/ Most of them are in various states of sucking, but Springwise looks pretty nice, and I like the half-bakery if only for nostalgia.